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Speed-sensing projectile

  • US 5,946,643 A
  • Filed: 04/17/1998
  • Issued: 08/31/1999
  • Est. Priority Date: 11/01/1996
  • Status: Expired due to Fees
First Claim
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1. A speed-sensing projectile comprising:

  • a solid, generally spherical body having at least one bore formed therein;

    an inertial switch within said body and accommodated by said at least one bore, said inertial switch being actuable between open and closed conditions in response to accelerations of said body;

    a processor within said body and accommodated by said at least one bore, said processor being responsive to actuations of said inertial switch to detect launching of said projectile and the subsequent stopping thereof and calculating the average speed of said projectile over the travel thereof; and

    a visible display on said body and being in communication with said processor to display said calculated average speed.

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